The brightness control shortcuts Fn+F3/F4 work.

The sound control shortcuts Fn+F8/F10/F11 work.

lsusb -v

Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

Bus 001 Device 002: ID 04f2:b12e Chicony Electronics Co., Ltd
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass          239 Miscellaneous Device
  bDeviceSubClass         2 ?
  bDeviceProtocol         1 Interface Association
  bMaxPacketSize0        64
  idVendor           0x04f2 Chicony Electronics Co., Ltd
  idProduct          0xb12e 
  bcdDevice            8.68
  iManufacturer           2 
  iProduct                1 
  iSerial                 3 
  bNumConfigurations      1

Bus 004 Device 002: ID 03f0:171d Hewlett-Packard Wireless (Bluetooth + WLAN) Interface [Integrated Module]

lspci -nnk

00:00.0 Host bridge [0600]: Intel Corporation Mobile 945GME Express Memory Controller Hub [8086:27ac] (rev 03)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: agpgart-intel
00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 945GME Express Integrated Graphics Controller [8086:27ae] (rev 03)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: i915
	Kernel modules: intelfb, i915
00:02.1 Display controller [0380]: Intel Corporation Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller [8086:27a6] (rev 03)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
00:1b.0 Audio device [0403]: Intel Corporation N10/ICH 7 Family High Definition Audio Controller [8086:27d8] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: HDA Intel
	Kernel modules: snd-hda-intel
00:1c.0 PCI bridge [0604]: Intel Corporation N10/ICH 7 Family PCI Express Port 1 [8086:27d0] (rev 01)
	Kernel driver in use: pcieport
	Kernel modules: shpchp
00:1c.2 PCI bridge [0604]: Intel Corporation N10/ICH 7 Family PCI Express Port 3 [8086:27d4] (rev 01)
	Kernel driver in use: pcieport
	Kernel modules: shpchp
00:1c.3 PCI bridge [0604]: Intel Corporation N10/ICH 7 Family PCI Express Port 4 [8086:27d6] (rev 01)
	Kernel driver in use: pcieport
	Kernel modules: shpchp
00:1d.0 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #1 [8086:27c8] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: uhci_hcd
00:1d.1 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #2 [8086:27c9] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: uhci_hcd
00:1d.2 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #3 [8086:27ca] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: uhci_hcd
00:1d.3 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB UHCI Controller #4 [8086:27cb] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: uhci_hcd
00:1d.7 USB Controller [0c03]: Intel Corporation N10/ICH 7 Family USB2 EHCI Controller [8086:27cc] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: ehci_hcd
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 Mobile PCI Bridge [8086:2448] (rev e1)
00:1f.0 ISA bridge [0601]: Intel Corporation 82801GBM (ICH7-M) LPC Interface Bridge [8086:27b9] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel modules: leds-ss4200, iTCO_wdt, intel-rng
00:1f.1 IDE interface [0101]: Intel Corporation 82801G (ICH7 Family) IDE Controller [8086:27df] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: ata_piix
00:1f.2 SATA controller [0106]: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA AHCI Controller [8086:27c5] (rev 01)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: ahci
	Kernel modules: ahci
08:00.0 Network controller [0280]: Broadcom Corporation BCM4312 802.11b/g LP-PHY [14e4:4315] (rev 01)
	Subsystem: Hewlett-Packard Company BCM4312 802.11b/g Wireless LAN Controller [103c:137d]
	Kernel driver in use: b43-pci-bridge
	Kernel modules: ssb
20:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd. 88E8072 PCI-E Gigabit Ethernet Controller [11ab:436c] (rev 10)
	Subsystem: Hewlett-Packard Company Device [103c:3056]
	Kernel driver in use: sky2
	Kernel modules: sky2

lspci -vmmnn

Slot:	00:00.0
Class:	Host bridge [0600]
Vendor:	Intel Corporation [8086]
Device:	Mobile 945GME Express Memory Controller Hub [27ac]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	03

Slot:	00:02.0
Class:	VGA compatible controller [0300]
Vendor:	Intel Corporation [8086]
Device:	Mobile 945GME Express Integrated Graphics Controller [27ae]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	03

Slot:	00:02.1
Class:	Display controller [0380]
Vendor:	Intel Corporation [8086]
Device:	Mobile 945GM/GMS/GME, 943/940GML Express Integrated Graphics Controller [27a6]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	03

Slot:	00:1b.0
Class:	Audio device [0403]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family High Definition Audio Controller [27d8]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1c.0
Class:	PCI bridge [0604]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family PCI Express Port 1 [27d0]
Rev:	01

Slot:	00:1c.2
Class:	PCI bridge [0604]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family PCI Express Port 3 [27d4]
Rev:	01

Slot:	00:1c.3
Class:	PCI bridge [0604]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family PCI Express Port 4 [27d6]
Rev:	01

Slot:	00:1d.0
Class:	USB Controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family USB UHCI Controller #1 [27c8]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1d.1
Class:	USB Controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family USB UHCI Controller #2 [27c9]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1d.2
Class:	USB Controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family USB UHCI Controller #3 [27ca]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1d.3
Class:	USB Controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family USB UHCI Controller #4 [27cb]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1d.7
Class:	USB Controller [0c03]
Vendor:	Intel Corporation [8086]
Device:	N10/ICH 7 Family USB2 EHCI Controller [27cc]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01
ProgIf:	20

Slot:	00:1e.0
Class:	PCI bridge [0604]
Vendor:	Intel Corporation [8086]
Device:	82801 Mobile PCI Bridge [2448]
Rev:	e1
ProgIf:	01

Slot:	00:1f.0
Class:	ISA bridge [0601]
Vendor:	Intel Corporation [8086]
Device:	82801GBM (ICH7-M) LPC Interface Bridge [27b9]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01

Slot:	00:1f.1
Class:	IDE interface [0101]
Vendor:	Intel Corporation [8086]
Device:	82801G (ICH7 Family) IDE Controller [27df]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01
ProgIf:	8a

Slot:	00:1f.2
Class:	SATA controller [0106]
Vendor:	Intel Corporation [8086]
Device:	82801GBM/GHM (ICH7 Family) SATA AHCI Controller [27c5]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	01
ProgIf:	01

Slot:	08:00.0
Class:	Network controller [0280]
Vendor:	Broadcom Corporation [14e4]
Device:	BCM4312 802.11b/g LP-PHY [4315]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	BCM4312 802.11b/g Wireless LAN Controller [137d]
Rev:	01

Slot:	20:00.0
Class:	Ethernet controller [0200]
Vendor:	Marvell Technology Group Ltd. [11ab]
Device:	88E8072 PCI-E Gigabit Ethernet Controller [436c]
SVendor:	Hewlett-Packard Company [103c]
SDevice:	Device [3056]
Rev:	10